Anthrax -- not the flu -- is the health threat that currently seems to
be on everyone's mind. And Anita Barry, the director of communicable disease
control at the Boston Public Health Commission, has been vigilantly preparing
hospitals and public safety agencies to respond should a bioterrorism
attack occur in the city.

When speeding around a twisting race course at 110 miles an hour and
bumping elbows with other motorcyclists while leaning into a sharp turn,
Hardy Kornfeld experiences a heightened state of consciousness akin to
meditation.